Which ACT prep books are effective and which are useless? Which ACT books are appropriate for you? Find out in this detailed guide.
Article on Best ACT Prep books of 2015 -- says to get the red book & Black Book if you're motivated to put many hours in; suggests additional specific English, Math & Reading books. Points out the benefits & drawbacks for each book.
Best ACT Prep Resources: Practice Tests, Study Guides, Websites, and Prep Books - Quesbook
Best ACT prep books http://blog.prepscholar.com/best-act-prep-books
WOW! What a great list of ACT test prep resources! Wish I had known about all of these sooner!
SAT / ACT Prep Online Guides and Tips The New PSAT, Redesigned in 2015: Complete Guide
Resources to improve ACT score